paste.c

来自「Mac OS X 10.4.9 for x86 Source Code gcc」· C语言 代码 · 共 19 行

/* Test for proper comment elimination semantics from cpplib's -traditional.
   This should compile and link with compiled with `gcc -traditional-cpp'.
   Test case by Jason R. Thorpe <[e-mail]>.  */

/* { dg-do compile } */

extern int printf (const char *, ...);

#define A(name) X/**/name

#define B(name) \
void A(Y/**/name)() { A(name)(); }

void Xhello() { printf("hello world\n"); }

B(hello)

int main() { XYhello(); return (0); }